Re: [PATCH] RISC-V: Adjust vec unit-stride load/store costs.

Can memrefs computed in analyze_loop_vinfo ? juzhe.zh...@rivai.ai From: Robin Dapp Date: 2024-02-13 21:42 To: gcc-patches; palmer; Kito Cheng; jeffreyalaw; juzhe.zh...@rivai.ai CC: rdapp.gcc Subject: [PATCH] RISC-V: Adjust vec unit-stride load/store costs. Hi, scalar loads provide offset

Re: [PATCH] RISC-V: Adjust vec unit-stride load/store costs.

On 2/13/24 06:42, Robin Dapp wrote: Hi, scalar loads provide offset addressing while unit-stride vector instructions cannot. The offset must be loaded into a general-purpose register before it can be used. In order to account for this, this patch adds an address arithmetic heuristic that ke

[PATCH] RISC-V: Adjust vec unit-stride load/store costs.

Hi, scalar loads provide offset addressing while unit-stride vector instructions cannot. The offset must be loaded into a general-purpose register before it can be used. In order to account for this, this patch adds an address arithmetic heuristic that keeps track of data reference operands. If